최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0712118 (2015-05-14) |
등록번호 | US-9871282 (2018-01-16) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 | 피인용 횟수 : 48 인용 특허 : 1595 |
Aspects of the subject disclosure may include, for example, a transmission medium for propagating electromagnetic waves. The transmission medium can have a first dielectric material for propagating electromagnetic waves guided by the first dielectric material, and a second dielectric material dispos
Aspects of the subject disclosure may include, for example, a transmission medium for propagating electromagnetic waves. The transmission medium can have a first dielectric material for propagating electromagnetic waves guided by the first dielectric material, and a second dielectric material disposed on at least a portion of an outer surface of the first dielectric material for reducing an exposure of the electromagnetic waves to an environment that adversely affects propagation of the electromagnetic waves on the first dielectric material. Other embodiments are disclosed.
1. A transmission medium, comprising: a first dielectric material having a non-circular curved cross section; anda second dielectric material disposed on at least a portion of an outer surface of the first dielectric material, wherein the first dielectric material and the second dielectric material
1. A transmission medium, comprising: a first dielectric material having a non-circular curved cross section; anda second dielectric material disposed on at least a portion of an outer surface of the first dielectric material, wherein the first dielectric material and the second dielectric material have different dielectric constants that enable electromagnetic waves to be guided by the first dielectric material, and wherein a first portion of the first dielectric material is covered by the second dielectric material to reduce exposure of the electromagnetic waves to an adverse environment, and wherein a second portion of the first dielectric material is not covered by the second dielectric material. 2. The transmission medium of claim 1, wherein the first dielectric material has a first dielectric constant that exceeds a second dielectric constant of the second dielectric material. 3. The transmission medium of claim 2, wherein the first dielectric constant exceeding the second dielectric constant causes the electromagnetic waves to be bound to the first dielectric material. 4. The transmission medium of claim 1, wherein the non-circular curved cross section is asymmetric. 5. The transmission medium of claim 1, wherein the non-circular curved cross section is symmetric. 6. The transmission medium of claim 1, wherein the electromagnetic waves have a non-optical frequency range. 7. The transmission medium of claim 1, wherein the second dielectric material comprises a dielectric foam. 8. The transmission medium of claim 1, wherein the second dielectric material comprises an expanded polyethylene material. 9. The transmission line medium of claim 1, wherein a first portion of fields emitted by the electromagnetic waves is confined to the first dielectric material, and wherein a second portion of the fields is confined to the second dielectric material. 10. The transmission medium of claim 1, further comprising a cover that surrounds an outer surface of the second dielectric material for preventing exposure to the adverse environment. 11. The transmission medium of claim 10, wherein the cover comprises a third dielectric material. 12. The transmission medium of claim 1, wherein the first dielectric material comprises a dielectric core. 13. The transmission medium of claim 1, wherein the first dielectric material comprises a first dielectric core that is adaptable for mating to a splicing device, and wherein the splicing device comprises a second dielectric core, and wherein the second dielectric core of the splicing device is at least partially aligned with the first dielectric core of the transmission medium when the transmission medium and the splicing device are mated to each other. 14. The transmission medium of claim 13, wherein propagation losses of the electromagnetic waves caused by the splicing device are nominal. 15. The transmission medium of claim 1, further comprising a splicing device for mating to the transmission medium. 16. A method, comprising: receiving, by a transmission medium, signals from a launcher; andpropagating, by the transmission medium, electromagnetic waves guided longitudinally along a dielectric core of the transmission medium, wherein the electromagnetic waves are generated by the signals, wherein a first portion of an outer surface of the dielectric core is covered by a cladding to reduce exposure of the electromagnetic waves to an adverse environment, wherein the cladding comprises non-contiguous sections of a dielectric material, and wherein the non-contiguous sections have varying diameters, varying longitudinal lengths, or a combination thereof, and wherein a second portion of the outer surface of the dielectric core is not covered by the cladding. 17. The method of claim 16, wherein the cladding comprises a dielectric strip that wraps around the dielectric core. 18. The method of claim 17, wherein the dielectric strip is wrapped around the dielectric core with varying pitches, and wherein the dielectric core has a non-cylindrical circular cross section. 19. The method of claim 16, wherein the electromagnetic waves have a non-optical frequency range. 20. The method of claim 19, wherein the dielectric core and the cladding have different dielectric constants that enable the electromagnetic waves to be guided by the dielectric core. 21. A cable, comprising: a plurality of dielectric cores; anda dielectric cladding surrounding at least a portion of the plurality of dielectric cores, wherein the plurality of dielectric cores and the dielectric cladding have different dielectric constants that enable electromagnetic waves having a non-optical frequency range to be bound to the plurality of dielectric cores, wherein the dielectric cladding comprises a plurality of non-contiguous dielectric shells longitudinally spread along an axis of each of the plurality of dielectric cores, and wherein the dielectric cladding reduces exposure of the electromagnetic waves to an environment that adversely affects propagation of the electromagnetic waves on the plurality of dielectric cores. 22. The cable of claim 21, wherein at least one of the plurality of dielectric cores has a non-cylindrical circular cross section. 23. The cable of claim 21, wherein the plurality of non-contiguous dielectric shells has varying diameters, varying longitudinal lengths, or a combination thereof. 24. The cable of claim 21, wherein the longitudinal spread between the plurality of non-contiguous dielectric shells along the axis varies.
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